Merge pull request #282 from yast/newbie-docs-ops

Introduce Ops to newcomers
yast · Feb 7, 2022 · e744956 · e744956
2 parents f634ea7 + 8dc15a9
commit e744956
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/ruby/yast/ops.rb b/src/ruby/yast/ops.rb
@@ -9,6 +9,10 @@ class FunRef; end
   class YReference; end
   class Byteblock; end
 
+  # These emulate the YCP arithmetic and logic operators.
+  # In particular, `nil` as an argument mostly propagates to the results.
+  # You will probably want to check for `nil` beforehand
+  # and then use the normal Ruby operators.
   module Ops
     # map of YCPTypes to ruby types
     TYPES_MAP = {